ADS8320_14 Datasheet, PDF (6/22 Pages) Texas Instruments – 16-Bit, High-Speed, 2.7V to 5V microPower Sampling ANALOG-TO-DIGITAL CONVERTER

TYPICAL PERFORMANCE CURVES (Cont.)
At T_A = +25°C, V_CC = +2.7V, V_REF = +2.5V, f_SAMPLE = 100kHz, and f_CLK = 24 • f_SAMPLE, unless otherwise specified.
CHANGE IN OFFSET vs REFERENCE VOLTAGE
6
5
V_CC = 5V
4
3
2
1
0
–1
–2
–3
1
2
3
4
5
Reference Voltage (V)
CHANGE IN OFFSET vs TEMPERATURE
3
2
1
5V
0
2.7V
−1
−2
−3
−50
−25
0
25
50
Temperature (°C)
75
100
CHANGE IN GAIN vs REFERENCE VOLTAGE
5
V_CC = 5V
4
3
2
1
0
–1
–2
1
2
3
4
5
Reference Voltage (V)
FREQUENCY SPECTRUM
(8192 Point FFT, F_IN = 10.120kHz, –0.3dB)
0
–20
–40
–60
–80
–100
–120
–140
0
10
20
30
40
50
Frequency (kHz)
CHANGE IN GAIN vs TEMPERATURE
6
4
2
0
5V
–2
–4
2.7V
–6
–50
–25
0
25
50
Temperature (°C)
75
100
PEAK-TO-PEAK NOISE vs REFERENCE VOLTAGE
10
9 ^VCC ^{= 5V}
8
7
6
5
4
3
2
1
0
0.1
1
10
Reference Voltage (V)
6
ADS8320
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